<template>
  <div class="panel">
    <h3>IP-Cert 链路图 (待实现)</h3>
    <div id="sankey-chart" style="height: 300px; background: #f0f0f0; display: flex; align-items: center; justify-content: center;">
      <p>此区域待实现</p>
    </div>
  </div>
</template>

<script setup>
// 此处可添加 ECharts 桑基图的逻辑
</script>